Atsuto holds the center position in the 5-man idol unit L.PLANET while Yuki is the charming and well-liked vocalist of the band idol group REAL which belongs to the same company. Reports suggest that the two are competing for the position of the next top idol, but little is known that they were once in a romantic relationship while vying for roles. Atsuto managed to secure his debut before Yuki, causing a rift in their relationship. Despite their break-up, Atsuto appears to still harbor feelings for Yuki, creating an awkward situation between them.
